Zenith Marine Generators

Reliable Power Generation for Commercial Marine Applications 

Gough Bros Engineering supplies and installs robust Zenith Marine Diesel Generator Sets, delivering dependable onboard power solutions for commercial vessels throughout the lower South Island. Engineered for demanding marine environments, Zenith gensets provide continuous and efficient operation tailored precisely to your vessel's requirements.

Marine Generators To Suit

20kVA to 100kVA, each unit combines Isuzu's renowned diesel engine reliability with Zenith’s precision engineering, ensuring optimal performance, fuel efficiency, and durability at sea.

Key Features & Benefits

  • Engine size, alternator brand, and cooling systems can be tailored to your operational needs.

  • Available fully marinised, keel-cooled, or with wet or dry exhaust configurations, including high-grade stainless steel or marine-grade aluminium components.

  • Wide range of control panel options with traditional gauges, advanced electronic controllers, or a customised combination of both.

  • Specialised load-sharing systems allowing parallel operation of multiple gensets, ideal for vessels with variable power demands.

  • Every Zenith marine generator undergoes rigorous testing on resistive load banks, delivered complete with documented certification of maximum output performance.

Available Models:

  • 20 kVA Isuzu Powered 3-Phase Marine Gen Set

  • 30 kVA Isuzu Powered 3-Phase Marine Gen Set

  • 40 kVA Isuzu Powered 3-Phase Marine Gen Set

  • 45 kVA Isuzu Powered 3-Phase Marine Gen Set

  • 60 kVA Isuzu Powered 3-Phase Marine Gen Set

  • 70 kVA Isuzu Powered 3-Phase Marine Gen Set

  • 100 kVA Isuzu Powered 3-Phase Marine Gen Set

Built for Southern Waters

Zenith generators are built to perform reliably even in the tough marine conditions typical of the lower South Island. Whether powering fishing trawlers, tourism vessels, workboats, or other commercial craft, Zenith gensets deliver stable, uninterrupted power supply.

Gough Bros Engineering provides expert installation, servicing, and local support, backed by extensive experience in marine engineering and propulsion systems.